refactor: migrate demo applications to playground (#4116)

* chore: detail adjustment

* refactor: Migrate demo applications to playground

* perf: logic optimization

* chore: update docs

* chore: update docs

playground/src/views/examples/ellipsis/index.vue

@@ -0,0 +1,42 @@
+<script lang="ts" setup>
+import { ref } from 'vue';
+
+import { EllipsisText } from '@vben/common-ui';
+
+import { Collapse, CollapsePanel } from 'ant-design-vue';
+
+import { longText } from './data';
+
+const text = ref(longText);
+const activeKey = ref(['1', '2', '3', '4']);
+</script>
+
+<template>
+  <div class="card-box p-5">
+    <h1 class="mb-5 text-xl font-semibold">文本省略示例</h1>
+    <div>
+      <Collapse v-model:activeKey="activeKey">
+        <CollapsePanel key="1" header="Ellipsis 基本使用">
+          <EllipsisText :max-width="240">{{ text }}</EllipsisText>
+        </CollapsePanel>
+        <CollapsePanel key="2" header="Ellipsis 多行省略">
+          <EllipsisText :line="2">{{ text }}</EllipsisText>
+        </CollapsePanel>
+        <CollapsePanel key="3" header="Ellipsis 点击展开">
+          <EllipsisText :line="3" expand>{{ text }}</EllipsisText>
+        </CollapsePanel>
+        <CollapsePanel key="4" header="Ellipsis 定制 Tooltip 内容">
+          <EllipsisText :max-width="240">
+            住在我心里孤独的 孤独的海怪 痛苦之王 开始厌倦 深海的光 停滞的海浪
+            <template #tooltip>
+              <div style="text-align: center">
+                《秦皇岛》<br />住在我心里孤独的<br />孤独的海怪 痛苦之王<br />开始厌倦
+                深海的光 停滞的海浪
+              </div>
+            </template>
+          </EllipsisText>
+        </CollapsePanel>
+      </Collapse>
+    </div>
+  </div>
+</template>